Description : The ecological phenomenon of plant-plant interference a). Competition b). Allelopathy c). Both d). None
Last Answer : c). Both
Description : Auto allelopathy existed in a). Wheat b). alfaalfa c). cowpea d). all
Last Answer : d). all
Description : The term, allelopathy came into exis tence in a). 1937 AD b). 500 BC c). 1974 AD d). 1832 AD
Last Answer : a). 1937 AD
Description : The term, allelopathy was given by a). Rice b). Molisch c). Decondole d). Democritus
Last Answer : b). Molisch
Description : .In functional allelopathy a). Toxic substances are released as such from the plants b). A precursor is released and is converted into active substances by some microorganisms c). No release of any toxic substance d). release of nitrogen from nodule of legume takes place
Last Answer : b). A precursor is released and is converted into active substances by some microorganisms
Description : Which crop exhibit direct allelopathy? a). Sorghum b). Maize c). Lentil d). Alfalfa
Last Answer : a). Sorghum
Description : . A crop has residual allelopathy on wheat a). Rice b). Lentil c). Maize d). Sorghum
Last Answer : b). Lentil
Description : .Which among the following crops ex hibits allo-allelopathy? a).Maize b). Sorghum c). Rye d). All
Last Answer : d). All
Description : Continuous cropping of which legume crop cause auto allelopathy? a). Chickpea b). Alfa-alfa c). Cowpea d). Pigeonpea
Last Answer : b). Alfa-alfa
Description : The term allelopathy was given by a). Rice (1974) b). Molisch (1937) c). Decondole (1832) d). Molisch (1930)
Last Answer : b). Molisch (1937)
Description : Intra-specific competition is between a). Plants of the cultivated species and weed species b). Plants of the same weed species c). Plants of the different weed species d). None of the above
Last Answer : b). Plants of the same weed species
Description : Hans Molish is associated with a). Competition b). Eutrophication c). Allelomediation d). Allelopathy
Last Answer : d). Allelopathy
Description : In a 100 quadrat study of 1 sqm each Cyperus rotundus was found in 80 quadrats with overall of 5640 individuals. The frequency (%), abun dance and density (m2) would be a). 70.5, 80.0 and 56.4 b). 56.4, 70.5 and 80.0 c). 80.0, 70.5 and 56.4 d). 80.0, 56.4 and 70.5
Last Answer : c). 80.0, 70.5 and 56.4
Description : A period in the ontogeny of crop at which maximum crop weed competition occurs is called a). Economic threshold b). Gain threshold c). Competitive threshold d). None
Last Answer : d). None
Description : Critical period of crop weed competition in sugarcane is a). 30-40 days b). 30-120 days c). 10-40 days d). 15-30 days
Last Answer : b). 30-120 days
Description : The period at which maximum crop weed competition occurs is a). Critical period b). Dormancy c). Flaming d).Threshold
Last Answer : a). Critical period
Description : Struggle for survival and existence is called a). Critical period b). Competition c). Dormancy d). Persistence
Last Answer : b). Competition
Description : Wheat and bajra have critical period of crop-weed competition a).10-20 days b).15-30 days c). 30-45 days d). 20-40 days
Last Answer : c). 30-45 days
Description : Present in sweet clover, an anti-blood co agulant in animals is named as __________ a). Dicumarin b). Swainsonne c). Lantradene A d). None of these
Last Answer : a). Dicumarin
Description : How does one obtain positive social mobility.... and what is the purpose in striving for it?
Last Answer : answer:Curiosity. I think the purpose is to discover the (relatively) unknown. Who knows how it feels to be on the top of the heap' as you say? You know how does it feel now where you are. But could ... best I could ever reach, but I will not know until I try and maybe fail. I have never enough.
Description : What are the pros and cons of striving for perfection?
Last Answer : Pro- you will be a driven individual. Con- You will never succeed.
Description : How do you feel about striving for excellence?
Last Answer : This is a personal question; I can answer only for myself. I do try to do the best that I can in whatever I try. But I do pick and choose what to attempt. I would not, for example, try to build my own dry walls, much as I would love to.
Description : Admiration for a quality or an art can be so strong that it deters us from striving to possess it?
Last Answer : There’s a good book called “Art and Fear” that covers this.
Description : Are you ready to wake up? Do you consider yourself awake? Please explain how you are striving to find/connect with your higher self.
Last Answer : answer:I am awake, but I had to kill myself first. Not physically. My "self" had to be buried, that my new "self" might. And here it comes. The line you all have been dreading. I became "awake ... this is possible and why it was designed from the beginning. http://www.gnpcb.org/esv/mobile/?q=John 1
Description : I wear striped sweaters and have a real green thumb. My favorite things are flowers and the taste of ripe plums. My home is shared with family and we all work together. We live beneath our queens decree, ... and leaves a stinging pain. Everything I say is true: now tell me, what's my name? -Riddles
Last Answer : Bee.
Description : ------------------is striving for equal treatment of women and men and for abolishing inequality. a) Feminism b) Gender studies c) Political science d) Law
Last Answer : a) Feminism
Description : Multiple resistance is the phenomenon in which a weed is resistant to two or more herbicides having a). same mechanisms of action b). different mechanisms of action c). same chemistry d). different chemistry
Last Answer : b). different mechanisms of action
Description : Herbicide Resistance can be managed through a). Stop to Use of herbicides with the same mechanism of action b). Use proactive weed control c). Use of post emergence herbicides with at least one mechanism of action d). All of the above
Last Answer : d). All of the above
Description : Which of the following shows biological antagonism or allelopathy?
Last Answer : Which of the following shows biological antagonism or allelopathy? A. Amensalism B. Proto-cooperation C. Competition D. Parasitism
Description : Two or more species coexist in a place due to the reason a). Different nutritional requirement b). Different causes of mortality c). Different time demand for growth factors d). All
Description : Marginal cost is defined as____ a). Cost that arises when the quantity produced changes by one unit b). Cost of producing one more unit of a good c). Increase in cost that accompanies a unit in crease in output d). All the above
Last Answer : d). All the above
Description : When the weeds are under pressure, the herbicides enter the leaf a). less readily b). more readily c). do not enter d). entry not affected
Last Answer : a). less readily
Description : . A non-competitive crop requiring weed free period of three or more months a). Maize b). Rice c). Soybean d). Onion
Last Answer : d). Onion
Description : Application of which herbicide at 5-10% of emergence in potato is more common in India? a). Paraquat b). Diquat c). EPTC d). Both a and b
Last Answer : d). Both a and b
Description : How many times atrazine is more soluble than simazine? a). 1 b). 2 c). 4 d). 6
Last Answer : d). 6
Description : The weed having more dormancy a). Dactyloctenium sp b). Lathyrus sp c). Field bind weed d). All of these
Last Answer : d). All of these
Description : Marginal cost refers to a). Additional cost from taking a course of action b). Increase in cost accompanies a unit increase in output c). Cost of producing one more unit of a good d). All
Description : Which among the following bioherbi cide has control efficiency more than 90 per cent? a). Collego b). Devine c). CASST d). Biomal
Last Answer : a). Collego
Description : Basal applications will be more effective during which stage a). active b). mature c). Dormant d). None
Last Answer : c). Dormant
Description : Herbicides are more tightly bound to soils under which of the condition a). Field capacity b). Saturated c). Both a and b d). Dry
Last Answer : d). Dry
Description : Montmorillonite clays adsorb more herbicide as compared to other clays due to a). Expanding lattices b). more surface area c). More negatively charged sites d). All
Description : Which type of clay will adsorb more herbicide? a). Montmorillonite b). Illite c). Kaolinite d). b & c
Last Answer : a). Montmorillonite
Description : Volatilisation losses are more in which of the following condition a). Cold b). Warm c). Humid d). Dry
Last Answer : b). Warm
Description : Which of the plants will show more susceptibility to herbicide application? a). Stressed b). Healthy c). Old d). all
Last Answer : a). Stressed
Description : Noncompetitive crops such as onion or garlic require a weed-free period of a). 3 months or more b). One month c).10 days d). None of the above
Last Answer : a). 3 months or more
Description : Which of the weed accumulates more phosphrous content of over 3%. a). Digitaria b). Amaranthus c). Chenopodium d). Portuluca
Last Answer : a). Digitaria
Description : How many types of research is used to discover new compound for new pesticide a).Four b).Two c).One d).Three
Last Answer : d).Three
Description : One to two flushes of weeds are destroyed before planting of crop is called a). Stale seed bed b). Blind hoeing c). Weeding d). Summer ploughing
Last Answer : a). Stale seed bed
Description : A practice where one or two flushes of weeds are destroyed before seeding a crop a). Cheeling b). Stale seed bed c). Searing d). None
Last Answer : b). Stale seed bed
Description : If Echinochloa falls in frequency class ‘E’, the weed community is said to be a). Contiguous b). Heterogenous c). Homogenous d). Random
Last Answer : c). Homogenous